Q: Is 635,005 a Prime Number?
A: No, 635,005 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 635005 can be evenly divided by 1 5 7 35 18,143 90,715 127,001 and 635,005, with no remainder.
Since 635,005 cannot be divided by just 1 and 635,005, it is not a prime number.